Inverter



FIG. 1 is a perspective view of an inverter, showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines immediately adjacent to the shaded areas represent the boundaries of the claimed design while all other broken line showing of the environment is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an inverter, as shown and described. 